Unable to backup reComputer Industrial J4011 on Jetpack 5.1.1

Hi,
I’m currently trying to create a backup of a reComputer Industrial running Jetpack 5.1.1 in order to set up a number of other devices identically. I’m following the instructions provided here:

After downloading both the Jetpack 5.1.1 image for the J4011 and the BSP for L4T 35.3.1 and copying the files across, I get the following error when trying to run the backup script:

> sudo ./tools/backup_restore/l4t_backup_restore.sh -e nvme0n1 -b recomputer-orin
[sudo] password for user: 
./tools/backup_restore/l4t_backup_restore.sh: illegal option -- e
Usage: l4t_backup_restore.sh -b [ -c ] <board-name> 
       l4t_backup_restore.sh -r <board-name> 

	This script creates a backup image of a Jetson device or restores a Jetson device using a backup image.

	This script should be run inside initramfs.

	Options:
		<board-name>                 Indicate which board to use.
		-u <PKC key file>            PKC key used for odm fused board.
		-v <SBK key file>            SBK key used for encryptions
		-h | --help : Display this message
		-b : Generate the backup image and store it in /home/user/seeed-flash/mfi_recomputer-orin-industrial/tools/backup_restore/images
		-r : Restore the backup image from /home/user/seeed-flash/mfi_recomputer-orin-industrial/tools/backup_restore/images
		--raw-image ---------------- Specify the path of the raw disk image to be restored into storage devce.

Omitting this -e option also fails to run with a different error:

> sudo ./tools/backup_restore/l4t_backup_restore.sh -b recomputer-orin-industrial
/home/user/seeed-flash/mfi_recomputer-orin-industrial/tools/kernel_flash/l4t_initrd_flash_internal.sh --no-flash --initrd --showlogs recomputer-orin-industrial mmcblk0p1
******************************************
*                                        *
*  Step 1: Generate rcm boot commandline *
*                                        *
******************************************
/home/user/seeed-flash/mfi_recomputer-orin-industrial/flash.sh  --no-flash --rcm-boot recomputer-orin-industrial mmcblk0p1
###############################################################################
# L4T BSP Information:
# R35 , REVISION: 3.1
# User release: 0.0
###############################################################################
Board ID() version() sku() revision()
Chip SKU() ramcode() fuselevel(fuselevel_production) board_FAB()
emc_opt_disable_fuse:(0)
Copy /home/user/seeed-flash/mfi_recomputer-orin-industrial/kernel/dtb/tegra234-p3767-0000-p3509-a02.dtb to /home/user/seeed-flash/mfi_recomputer-orin-industrial/kernel/dtb/tegra234-p3767-0000-p3509-a02.dtb.rec
copying bctfile(/home/user/seeed-flash/mfi_recomputer-orin-industrial/bootloader/t186ref/BCT/tegra234-p3767-0000-sdram-l4t.dts)... done.
copying minratchet_config(/home/user/seeed-flash/mfi_recomputer-orin-industrial/bootloader/t186ref/BCT/tegra234-mb1-bct-ratchet-p3767-0000.dts)... done.
copying device_config(/home/user/seeed-flash/mfi_recomputer-orin-industrial/bootloader/t186ref/BCT/tegra234-mb1-bct-device-p3767-0000.dts)... done.
copying misc_config(/home/user/seeed-flash/mfi_recomputer-orin-industrial/bootloader/t186ref/BCT/tegra234-mb1-bct-misc-p3767-0000.dts)... done.
copying pinmux_config(/home/user/seeed-flash/mfi_recomputer-orin-industrial/bootloader/t186ref/BCT/tegra234-mb1-bct-pinmux-p3767-hdmi-a03.dtsi)... done.
copying gpioint_config(/home/user/seeed-flash/mfi_recomputer-orin-industrial/bootloader/t186ref/BCT/tegra234-mb1-bct-gpioint-p3767-0000.dts)... done.
copying pmic_config(/home/user/seeed-flash/mfi_recomputer-orin-industrial/bootloader/t186ref/BCT/tegra234-mb1-bct-pmic-p3767-0000-a02.dts)... done.
copying pmc_config(/home/user/seeed-flash/mfi_recomputer-orin-industrial/bootloader/t186ref/BCT/tegra234-mb1-bct-padvoltage-p3767-hdmi-a03.dtsi)... done.
copying deviceprod_config(/home/user/seeed-flash/mfi_recomputer-orin-industrial/bootloader/t186ref/BCT/tegra234-mb1-bct-cprod-p3767-0000.dts)... done.
copying prod_config(/home/user/seeed-flash/mfi_recomputer-orin-industrial/bootloader/t186ref/BCT/tegra234-mb1-bct-prod-p3767-0000.dts)... done.
copying scr_config(/home/user/seeed-flash/mfi_recomputer-orin-industrial/bootloader/t186ref/BCT/tegra234-mb2-bct-scr-p3767-0000.dts)... done.
copying wb0sdram(/home/user/seeed-flash/mfi_recomputer-orin-industrial/bootloader/t186ref/BCT/tegra234-p3767-0000-wb0sdram-l4t.dts)... done.
copying bootrom_config(/home/user/seeed-flash/mfi_recomputer-orin-industrial/bootloader/t186ref/BCT/tegra234-mb1-bct-reset-p3767-0000.dts)... done.
Existing uphylane_config(/home/user/seeed-flash/mfi_recomputer-orin-industrial/bootloader/tegra234-mb1-bct-uphylane-si.dtsi) reused.
copying dev_params(/home/user/seeed-flash/mfi_recomputer-orin-industrial/bootloader/t186ref/BCT/tegra234-br-bct-p3767-0000-l4t.dts)... done.
copying dev_params_b(/home/user/seeed-flash/mfi_recomputer-orin-industrial/bootloader/t186ref/BCT/tegra234-br-bct_b-p3767-0000-l4t.dts)... done.
copying mb2bct_cfg(/home/user/seeed-flash/mfi_recomputer-orin-industrial/bootloader/t186ref/BCT/tegra234-mb2-bct-misc-p3767-0000.dts)... done.
Existing pscfwfile(/home/user/seeed-flash/mfi_recomputer-orin-industrial/bootloader/pscfw_t234_prod.bin) reused.
Existing pscbl1file(/home/user/seeed-flash/mfi_recomputer-orin-industrial/bootloader/psc_bl1_t234_prod.bin) reused.
Existing mtsmcefile(/home/user/seeed-flash/mfi_recomputer-orin-industrial/bootloader/mce_flash_o10_cr_prod.bin) reused.
Existing mb2applet(/home/user/seeed-flash/mfi_recomputer-orin-industrial/bootloader/applet_t234.bin) reused.
Existing bootloader(/home/user/seeed-flash/mfi_recomputer-orin-industrial/bootloader/mb2_t234.bin) reused.
copying initrd(/home/user/seeed-flash/mfi_recomputer-orin-industrial/bootloader/l4t_initrd.img)... done.
bl is uefi
Making Boot image... done.
Not signing of boot.img
Making recovery ramdisk for recovery image...
Re-generating recovery ramdisk for recovery image...
/home/user/seeed-flash/mfi_recomputer-orin-industrial/bootloader/ramdisk_tmp /home/user/seeed-flash/mfi_recomputer-orin-industrial/bootloader /home/user/seeed-flash/mfi_recomputer-orin-industrial
39726 blocks

gzip: /home/user/seeed-flash/mfi_recomputer-orin-industrial/kernel/Image: not in gzip format
_BASE_KERNEL_VERSION=5.10.104-tegra
56174 blocks
Making Recovery image...
copying recdtbfile(/home/user/seeed-flash/mfi_recomputer-orin-industrial/kernel/dtb/tegra234-p3767-0000-p3509-a02.dtb.rec)... done.
20+0 records in
20+0 records out
20 bytes copied, 7.2158e-05 s, 277 kB/s
Existing sosfile(/home/user/seeed-flash/mfi_recomputer-orin-industrial/bootloader/mb1_t234_prod.bin) reused.
Existing tegraboot(/home/user/seeed-flash/mfi_recomputer-orin-industrial/bootloader/mb2_t234.bin) reused.
Existing cpu_bootloader(/home/user/seeed-flash/mfi_recomputer-orin-industrial/bootloader/mb2_t234.bin) reused.
Existing mb2blfile(/home/user/seeed-flash/mfi_recomputer-orin-industrial/bootloader/mb2_t234.bin) reused.
Existing xusbfile(/home/user/seeed-flash/mfi_recomputer-orin-industrial/bootloader/xusb_t234_prod.bin) reused.
Existing dcefile(/home/user/seeed-flash/mfi_recomputer-orin-industrial/bootloader/display-t234-dce.bin) reused.
Existing nvdecfile(/home/user/seeed-flash/mfi_recomputer-orin-industrial/bootloader/nvdec_t234_prod.fw) reused.
Existing psc_rf(/home/user/seeed-flash/mfi_recomputer-orin-industrial/bootloader/psc_rf_t234_prod.bin) reused.
Existing mb2_rf(/home/user/seeed-flash/mfi_recomputer-orin-industrial/bootloader/mb2rf_t234.bin) reused.
Existing mb1file(/home/user/seeed-flash/mfi_recomputer-orin-industrial/bootloader/mb1_t234_prod.bin) reused.
Existing bpffile(/home/user/seeed-flash/mfi_recomputer-orin-industrial/bootloader/bpmp_t234-TE990M-A1_prod.bin) reused.
copying bpfdtbfile(/home/user/seeed-flash/mfi_recomputer-orin-industrial/bootloader/t186ref/tegra234-bpmp-3767-0000-a02-3509-a02.dtb)... done.
Existing scefile(/home/user/seeed-flash/mfi_recomputer-orin-industrial/bootloader/camera-rtcpu-sce.img) reused.
Existing camerafw(/home/user/seeed-flash/mfi_recomputer-orin-industrial/bootloader/camera-rtcpu-t234-rce.img) reused.
Existing apefile(/home/user/seeed-flash/mfi_recomputer-orin-industrial/bootloader/adsp-fw.bin) reused.
Existing spefile(/home/user/seeed-flash/mfi_recomputer-orin-industrial/bootloader/spe_t234.bin) reused.
Existing wb0boot(/home/user/seeed-flash/mfi_recomputer-orin-industrial/bootloader/sc7_t234_prod.bin) reused.
Existing tosfile(/home/user/seeed-flash/mfi_recomputer-orin-industrial/bootloader/tos-optee_t234.img) reused.
Existing eksfile(/home/user/seeed-flash/mfi_recomputer-orin-industrial/bootloader/eks_t234.img) reused.
copying dtbfile(/home/user/seeed-flash/mfi_recomputer-orin-industrial/kernel/dtb/tegra234-p3767-0000-p3509-a02.dtb)... done.
Copying nv_boot_control.conf to rootfs
Skip generating system.img
Not signing of kernel-dtb
Existing tbcfile(/home/user/seeed-flash/mfi_recomputer-orin-industrial/bootloader/uefi_jetson.bin) reused.
131072+0 records in
131072+0 records out
67108864 bytes (67 MB, 64 MiB) copied, 0.0914631 s, 734 MB/s
	Sync'ing esp.img ... done.
copying tbcdtbfile(/home/user/seeed-flash/mfi_recomputer-orin-industrial/kernel/dtb/tegra234-p3767-0000-p3509-a02.dtb)... done.
copying cfgfile(/home/user/seeed-flash/mfi_recomputer-orin-industrial/bootloader/t186ref/cfg/flash_t234_qspi_sd.xml) to flash.xml... done.
Existing flashapp(/home/user/seeed-flash/mfi_recomputer-orin-industrial/bootloader/tegraflash.py) reused.
copying overlay_dtb(/home/user/seeed-flash/mfi_recomputer-orin-industrial/kernel/dtb/L4TConfiguration.dtbo)... done.
copying overlay_dtb(/home/user/seeed-flash/mfi_recomputer-orin-industrial/kernel/dtb/tegra234-p3767-overlay.dtbo)... done.
/home/user/seeed-flash/mfi_recomputer-orin-industrial/bootloader/L4TConfiguration_updated.dts: Warning (unit_address_vs_reg): Node /fragment@0 has a unit name, but no reg property
/home/user/seeed-flash/mfi_recomputer-orin-industrial/bootloader/L4TConfiguration.dtbo: Warning (unit_address_vs_reg): Node /fragment@0 has a unit name, but no reg property
./tegraflash.py  --bl uefi_jetson_with_dtb.bin  --concat_cpubl_bldtb --cpubl uefi_jetson.bin --sdram_config tegra234-p3767-0000-sdram-l4t.dts  --odmdata gbe-uphy-config-8,hsstp-lane-map-3,hsio-uphy-config-0  --overlay_dtb L4TConfiguration.dtbo,tegra234-p3767-overlay.dtbo,orin-nx-seeed-industry.dtbo, --bldtb tegra234-p3767-0000-p3509-a02.dtb --applet mb1_t234_prod.bin --cmd "sign"  --cfg flash.xml --chip 0x23 --minratchet_config tegra234-mb1-bct-ratchet-p3767-0000.dts --device_config tegra234-mb1-bct-device-p3767-0000.dts --misc_config tegra234-mb1-bct-misc-p3767-0000.dts --pinmux_config tegra234-mb1-bct-pinmux-p3767-hdmi-a03.dtsi --gpioint_config tegra234-mb1-bct-gpioint-p3767-0000.dts --pmic_config tegra234-mb1-bct-pmic-p3767-0000-a02.dts --pmc_config tegra234-mb1-bct-padvoltage-p3767-hdmi-a03.dtsi --deviceprod_config tegra234-mb1-bct-cprod-p3767-0000.dts --prod_config tegra234-mb1-bct-prod-p3767-0000.dts --scr_config tegra234-mb2-bct-scr-p3767-0000.dts --wb0sdram_config tegra234-p3767-0000-wb0sdram-l4t.dts --br_cmd_config tegra234-mb1-bct-reset-p3767-0000.dts --uphy tegra234-mb1-bct-uphylane-si.dtsi --dev_params tegra234-br-bct-p3767-0000-l4t.dts,tegra234-br-bct_b-p3767-0000-l4t.dts --mb2bct_cfg tegra234-mb2-bct-misc-p3767-0000.dts  --bins "psc_fw pscfw_t234_prod.bin; mts_mce mce_flash_o10_cr_prod.bin; mb2_applet applet_t234.bin; mb2_bootloader mb2_t234.bin; xusb_fw xusb_t234_prod.bin; dce_fw display-t234-dce.bin; nvdec nvdec_t234_prod.fw; bpmp_fw bpmp_t234-TE990M-A1_prod.bin; bpmp_fw_dtb tegra234-bpmp-3767-0000-a02-3509-a02.dtb; sce_fw camera-rtcpu-sce.img; rce_fw camera-rtcpu-t234-rce.img; ape_fw adsp-fw.bin; spe_fw spe_t234.bin; tos tos-optee_t234.img; eks eks_t234.img; kernel boot.img; kernel_dtb tegra234-p3767-0000-p3509-a02.dtb"  --secondary_gpt_backup  --bct_backup  --boot_chain A  
Welcome to Tegra Flash
version 1.0.0
Type ? or help for help and q or quit to exit
Use ! to execute system commands
 
[   0.0080 ] tegrasign_v3.py --key None --getmode mode.txt
[   0.0081 ] Assuming zero filled SBK key
[   0.0067 ] Parsing partition layout
[   0.0072 ] tegraparser_v2 --pt flash.xml.tmp
[   0.0095 ] Change tegra234-bpmp-3767-0000-a02-3509-a02.dtb to tegra234-bpmp-3767-0000-a02-3509-a02_with_odm.dtb
[   0.0095 ] Change tegra234-bpmp-3767-0000-a02-3509-a02.dtb to tegra234-bpmp-3767-0000-a02-3509-a02_with_odm.dtb
[   0.0196 ] /usr/bin/python3 dtbcheck.py -c t234 -o tegra234-bpmp-3767-0000-a02-3509-a02_with_odm.dtb tegra234-bpmp-3767-0000-a02-3509-a02_with_odm_tmp.dtb
[   0.1495 ] Concatenating L4TConfiguration.dtbo,tegra234-p3767-overlay.dtbo,orin-nx-seeed-industry.dtbo to tegra234-p3767-0000-p3509-a02_with_odm_overlay.dtb
Traceback (most recent call last):
  File "/home/user/seeed-flash/mfi_recomputer-orin-industrial/bootloader/./tegraflash.py", line 1383, in <module>
    tegraflash_run_commands()
  File "/home/user/seeed-flash/mfi_recomputer-orin-industrial/bootloader/./tegraflash.py", line 1217, in tegraflash_run_commands
    interpreter.onecmd(command)
  File "/usr/lib/python3.11/cmd.py", line 217, in onecmd
    return func(arg)
           ^^^^^^^^^
  File "/home/user/seeed-flash/mfi_recomputer-orin-industrial/bootloader/./tegraflash.py", line 730, in do_sign
    self.chip_inst.tegraflash_sign(exports)
  File "/home/user/seeed-flash/mfi_recomputer-orin-industrial/bootloader/tegraflash_impl_t234.py", line 2582, in tegraflash_sign
    self.tegraflash_parse_partitionlayout()
  File "/home/user/seeed-flash/mfi_recomputer-orin-industrial/bootloader/tegraflash_impl_t234.py", line 471, in tegraflash_parse_partitionlayout
    tegraflash_concat_overlay_dtb()
  File "/home/user/seeed-flash/mfi_recomputer-orin-industrial/bootloader/tegraflash_internal.py", line 4518, in tegraflash_concat_overlay_dtb
    concat_file_4k(cpubl_dtb, dtb_files)
  File "/home/user/seeed-flash/mfi_recomputer-orin-industrial/bootloader/tegraflash_internal.py", line 4505, in concat_file_4k
    with open(infilename, 'rb') as infile:
         ^^^^^^^^^^^^^^^^^^^^^^
FileNotFoundError: [Errno 2] No such file or directory: 'orin-nx-seeed-industry.dtbo'
cp: cannot stat 'signed/*': No such file or directory
cp: cannot stat 'signed/flash.xml.tmp': No such file or directory
sed: can't read flash.xml.tmp: No such file or directory
Using bpmp-dtb concatenated with odmdata in blob for t23x
./tegraflash.py --bl uefi_jetson_with_dtb_sigheader.bin.encrypt --bct br_bct_BR.bct --securedev  --bldtb tegra234-p3767-0000-p3509-a02.dtb --applet rcm_2_encrypt.rcm --applet_softfuse rcm_1_encrypt.rcm --cmd "rcmboot"  --cfg secureflash.xml --chip 0x23 --mb1_bct mb1_bct_MB1_sigheader.bct.encrypt --mem_bct mem_rcm_sigheader.bct.encrypt --mb1_cold_boot_bct mb1_cold_boot_bct_MB1_sigheader.bct.encrypt --mb1_bin mb1_t234_prod_aligned_sigheader.bin.encrypt --psc_bl1_bin psc_bl1_t234_prod_aligned_sigheader.bin.encrypt --mem_bct_cold_boot mem_coldboot_sigheader.bct.encrypt  --bins "psc_fw pscfw_t234_prod_sigheader.bin.encrypt; mts_mce mce_flash_o10_cr_prod_sigheader.bin.encrypt; mb2_applet applet_t234_sigheader.bin.encrypt; mb2_bootloader mb2_t234_with_mb2_cold_boot_bct_MB2_sigheader.bin.encrypt; xusb_fw xusb_t234_prod_sigheader.bin.encrypt; dce_fw display-t234-dce_sigheader.bin.encrypt; nvdec nvdec_t234_prod_sigheader.fw.encrypt; bpmp_fw bpmp_t234-TE990M-A1_prod_sigheader.bin.encrypt; bpmp_fw_dtb tegra234-bpmp-3767-0000-a02-3509-a02_with_odm_sigheader.dtb.encrypt; sce_fw camera-rtcpu-sce_sigheader.img.encrypt; rce_fw camera-rtcpu-t234-rce_sigheader.img.encrypt; ape_fw adsp-fw_sigheader.bin.encrypt; spe_fw spe_t234_sigheader.bin.encrypt; tos tos-optee_t234_sigheader.img.encrypt; eks eks_t234_sigheader.img.encrypt; kernel boot.img; kernel_dtb tegra234-p3767-0000-p3509-a02.dtb"    --secondary_gpt_backup  --bct_backup  --boot_chain A 
saving flash command in flashcmd.txt

*** no-flash flag enabled. Exiting now... *** 

User can run above saved command in factory environment without 
providing pkc and sbk keys to flash a device

Example:

    $ cd bootloader 
    $ sudo bash ./flashcmd.txt

Save initrd flashing command parameters to /home/user/seeed-flash/mfi_recomputer-orin-industrial/tools/kernel_flash/initrdflashparam.txt
/tmp/tmp.c5wIK64y0A /home/user/seeed-flash/mfi_recomputer-orin-industrial
writing boot image config in bootimg.cfg
extracting kernel in zImage
extracting ramdisk in initrd.img
/tmp/tmp.c5wIK64y0A/initrd /tmp/tmp.c5wIK64y0A /home/user/seeed-flash/mfi_recomputer-orin-industrial
56174 blocks
64962 blocks
/tmp/tmp.c5wIK64y0A /home/user/seeed-flash/mfi_recomputer-orin-industrial
flashimg0=boot0.img
/home/user/seeed-flash/mfi_recomputer-orin-industrial
Success
Cleaning up...
Finish generating flash package.
/home/user/seeed-flash/mfi_recomputer-orin-industrial/tools/kernel_flash/l4t_initrd_flash_internal.sh --initrd --usb-instance 1-8 --device-instance 0 --flash-only --initrd recomputer-orin-industrial mmcblk0p1
**********************************************
*                                            *
*  Step 1: Build the flashing environment    *
*                                            *
**********************************************
Create flash environment 0
/home/user/seeed-flash/mfi_recomputer-orin-industrial/bootloader /home/user/seeed-flash/mfi_recomputer-orin-industrial
/home/user/seeed-flash/mfi_recomputer-orin-industrial
Finish creating flash environment 0.
****************************************************
*                                                  *
*  Step 2: Boot the device with flash initrd image *
*                                                  *
****************************************************
/home/user/seeed-flash/mfi_recomputer-orin-industrial/temp_initrdflash/bootloader0 /home/user/seeed-flash/mfi_recomputer-orin-industrial
./tegraflash.py --bl uefi_jetson_with_dtb_sigheader.bin.encrypt --bct br_bct_BR.bct --securedev  --bldtb tegra234-p3767-0000-p3509-a02.dtb --applet rcm_2_encrypt.rcm --applet_softfuse rcm_1_encrypt.rcm --cmd "rcmboot"  --cfg secureflash.xml --chip 0x23 --mb1_bct mb1_bct_MB1_sigheader.bct.encrypt --mem_bct mem_rcm_sigheader.bct.encrypt --mb1_cold_boot_bct mb1_cold_boot_bct_MB1_sigheader.bct.encrypt --mb1_bin mb1_t234_prod_aligned_sigheader.bin.encrypt --psc_bl1_bin psc_bl1_t234_prod_aligned_sigheader.bin.encrypt --mem_bct_cold_boot mem_coldboot_sigheader.bct.encrypt  --bins "psc_fw pscfw_t234_prod_sigheader.bin.encrypt; mts_mce mce_flash_o10_cr_prod_sigheader.bin.encrypt; mb2_applet applet_t234_sigheader.bin.encrypt; mb2_bootloader mb2_t234_with_mb2_cold_boot_bct_MB2_sigheader.bin.encrypt; xusb_fw xusb_t234_prod_sigheader.bin.encrypt; dce_fw display-t234-dce_sigheader.bin.encrypt; nvdec nvdec_t234_prod_sigheader.fw.encrypt; bpmp_fw bpmp_t234-TE990M-A1_prod_sigheader.bin.encrypt; bpmp_fw_dtb tegra234-bpmp-3767-0000-a02-3509-a02_with_odm_sigheader.dtb.encrypt; sce_fw camera-rtcpu-sce_sigheader.img.encrypt; rce_fw camera-rtcpu-t234-rce_sigheader.img.encrypt; ape_fw adsp-fw_sigheader.bin.encrypt; spe_fw spe_t234_sigheader.bin.encrypt; tos tos-optee_t234_sigheader.img.encrypt; eks eks_t234_sigheader.img.encrypt; kernel boot0.img; kernel_dtb tegra234-p3767-0000-p3509-a02.dtb"    --secondary_gpt_backup  --bct_backup  --boot_chain A  --instance 1-8
Traceback (most recent call last):
  File "/home/user/seeed-flash/mfi_recomputer-orin-industrial/temp_initrdflash/bootloader0/./tegraflash.py", line 1377, in <module>
    exports['--cfg'] = tegraflash_update_img_path(exports['--cfg'], exports['--image_dirs'])
                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/user/seeed-flash/mfi_recomputer-orin-industrial/temp_initrdflash/bootloader0/tegraflash_internal.py", line 4913, in tegraflash_update_img_path
    xml_tree = ElementTree.parse(file)
               ^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/lib/python3.11/xml/etree/ElementTree.py", line 1218, in parse
    tree.parse(source, parser)
  File "/usr/lib/python3.11/xml/etree/ElementTree.py", line 580, in parse
    self._root = parser._parse_whole(source)
                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^
xml.etree.ElementTree.ParseError: no element found: line 1, column 0
Cleaning up...

Am I going about this in the right way or is there a different method I need to use for this version of Jetpack?

Using a copy of l4t_backup_restore.sh from a later version of L4T which does support the -e option also fails and gives the second error shown above.

Thanks,
Adam